Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John David Allen

Individual provider Marriage & Family Therapist · NPI 1225183643

John David Allen is a Marriage & Family Therapist in Concord, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007

Practice location Address checks out

1420 Willow Pass Rd
Concord, CA 94520-5223
Phone: (925) 646-5480
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence MFC 18702 (CA)

Record details

NPI number1225183643
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJanuary 24, 2007
Last updated in NPPESJuly 8, 2007
Mailing address1420 Willow Pass Rd, Concord, CA 94520-5223

Other providers in Concord